122727460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2963}}^1$

素因数の和:3100

約数の個数: 48

約数和(自身を含む): 273873600

約数和(自身を除く): 151146140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 2963, 4142, 5926, 8284, 10355, 11852, 14815, 20710, 29630, 41420, 56297, 59260, 112594, 225188, 281485, 322967, 562970, 645934, 1125940, 1291868, 1614835, 3229670, 6136373, 6459340, 12272746, 24545492, 30681865, 61363730, 122727460]

約数ペア:

[(1, 122727460), (2, 61363730), (4, 30681865), (5, 24545492), (10, 12272746), (19, 6459340), (20, 6136373), (38, 3229670), (76, 1614835), (95, 1291868), (109, 1125940), (190, 645934), (218, 562970), (380, 322967), (436, 281485), (545, 225188), (1090, 112594), (2071, 59260), (2180, 56297), (2963, 41420), (4142, 29630), (5926, 20710), (8284, 14815), (10355, 11852)]